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telegram-bot/src/migrate.js
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'use strict';
// 從 telegram-codex-bot0.1.x)升級:
// 1) ~/.tgcodex → ~/.tgbot(設定、registry、會話全部搬過去,registry 裡的路徑一併改寫)
// 2) 跑在舊套件路徑(telegram-codex-bot/src/index.js)上的 bot 程序重新掛到新套件
// 3) 舊控制台程序 tgcodex-console 移除(ensureConsoleOnPm2 會掛新的 tgbot-console
// 每一步都是冪等的:沒有舊東西就什麼都不做。搬家途中任何失敗都會把 bot 用原路徑拉回來,不留下停機狀態。
const fs = require('fs');
const path = require('path');
const pm2 = require('./pm2util');
function rewritePrefix(p, from, to) {
if (typeof p !== 'string') return p;
const norm = path.resolve(p);
const fromNorm = path.resolve(from);
if (norm.toLowerCase().startsWith(fromNorm.toLowerCase())) return path.join(to, norm.slice(fromNorm.length));
return p;
}
function underDir(p, dir) {
return path.resolve(p).toLowerCase().startsWith(path.resolve(dir).toLowerCase());
}
const sleep = (ms) => new Promise((r) => setTimeout(r, ms));
// Windows 下剛被 pm2 刪掉的程序可能還握著檔案幾百毫秒;rename 失敗就等一下重試,
// 真的搬不動就整份複製過去(舊目錄留著,之後可手動刪)
async function moveDir(from, to, notes) {
let lastErr = null;
for (let i = 0; i < 6; i++) {
try {
fs.renameSync(from, to);
return;
} catch (err) {
lastErr = err;
if (!/EBUSY|EPERM|EACCES/.test(err.code || '')) throw err;
await sleep(500 * (i + 1));
}
}
fs.cpSync(from, to, { recursive: true });
try {
fs.rmSync(from, { recursive: true, force: true });
} catch {
notes.push(`⚠️ 舊目錄 ${from} 被其他程序鎖住(${lastErr?.code}),已複製到新位置,舊目錄請之後手動刪除`);
}
}
async function restartBots(bots, notes, label) {
const { loadConfig } = require('./config');
for (const b of bots) {
if (!b.online) { notes.push(`⏸ ${b.name} 原本是停止狀態,已從 pm2 移除,可在控制台重新啟動`); continue; }
try {
await pm2.startBotOnPm2(loadConfig(b.cfgPath));
notes.push(`🔄 ${b.name} ${label}`);
} catch (err) {
notes.push(`⚠️ ${b.name} 重新啟動失敗:${err.message}(請在控制台手動啟動)`);
}
}
}
async function migrateLegacy() {
const notes = [];
let list = await pm2.jlist().catch(() => []);
const isOnline = (p) => p.pm2_env?.status === 'online';
// 1) 家目錄搬家
if (fs.existsSync(pm2.LEGACY_HOME) && !fs.existsSync(pm2.NEW_HOME)) {
// 舊控制台的 cwd 與 log 都在舊目錄裡,會把目錄鎖住(Windows EBUSY),先拿掉
if (list.some((p) => p.name === pm2.LEGACY_CONSOLE_NAME)) {
await pm2.pm2Exec(`delete ${JSON.stringify(pm2.LEGACY_CONSOLE_NAME)}`).catch(() => {});
notes.push(`🗑 已移除舊控制台程序 ${pm2.LEGACY_CONSOLE_NAME}`);
}
// 跑在舊家目錄上的 bot 也先從 pm2 拿掉(記住哪些在線上,搬完再啟)
const affected = [];
for (const p of list) {
const cfgPath = pm2.botConfigPathOf(p);
if (!cfgPath || !underDir(cfgPath, pm2.LEGACY_HOME)) continue;
affected.push({
name: p.name,
online: isOnline(p),
oldCfgPath: cfgPath,
cfgPath: rewritePrefix(cfgPath, pm2.LEGACY_HOME, pm2.NEW_HOME),
});
await pm2.pm2Exec(`delete ${JSON.stringify(p.name)}`).catch(() => {});
}
try {
await moveDir(pm2.LEGACY_HOME, pm2.NEW_HOME, notes);
} catch (err) {
// 搬不動:bot 照原路徑拉回來,控制台由後續 ensureConsoleOnPm2 掛(會沿用舊目錄)
notes.push(`❌ 設定目錄搬家失敗(${err.message}),維持使用 ${pm2.LEGACY_HOME}`);
await restartBots(affected.map((b) => ({ ...b, cfgPath: b.oldCfgPath })), notes, '已用原路徑重新啟動');
return notes;
}
notes.push(`📦 設定目錄已搬到 ${pm2.NEW_HOME}(原 ${pm2.LEGACY_HOME}`);
// registry 裡的設定檔路徑改寫
const regFile = path.join(pm2.NEW_HOME, 'registry.json');
try {
const reg = JSON.parse(fs.readFileSync(regFile, 'utf-8'));
for (const entry of Object.values(reg.bots || {})) {
entry.configPath = rewritePrefix(entry.configPath, pm2.LEGACY_HOME, pm2.NEW_HOME);
}
fs.writeFileSync(regFile, JSON.stringify(reg, null, 2) + '\n');
} catch { /* 沒有 registry 就算了 */ }
await restartBots(affected, notes, '已用新路徑重新啟動');
list = await pm2.jlist().catch(() => []);
}
// 2) 還跑在舊套件(或舊安裝路徑)上的 bot:重新掛到目前套件的 index.js
const { loadConfig } = require('./config');
for (const p of list) {
const cfgPath = pm2.botConfigPathOf(p);
if (!cfgPath) continue;
const script = p.pm2_env?.pm_exec_path || '';
if (path.resolve(script) === path.resolve(pm2.BOT_SCRIPT)) continue;
if (!fs.existsSync(cfgPath)) continue;
if (!isOnline(p)) {
await pm2.pm2Exec(`delete ${JSON.stringify(p.name)}`).catch(() => {});
notes.push(`⏸ ${p.name} 原本是停止狀態(舊套件),已從 pm2 移除,可在控制台重新啟動`);
continue;
}
try {
await pm2.startBotOnPm2(loadConfig(cfgPath));
notes.push(`🔄 ${p.name} 已從舊套件切換到 telegram-bot 並重新啟動`);
} catch (err) {
notes.push(`⚠️ ${p.name} 切換失敗:${err.message}`);
}
}
// 3) 舊控制台程序由 ensureConsoleOnPm2 處理(會刪掉 tgcodex-console 再掛 tgbot-console
return notes;
}
module.exports = { migrateLegacy };